🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`contextengineeringos.com`

	DNSSEC	⚠️ Not signed
	A	13.248.213.45^{🇺🇸 Amazon13.248.208.0/20}
	A	76.223.67.189^{🇺🇸 Amazon76.223.64.0/20}
	NS	`ns19.domaincontrol.com` ⭐
	NS	`ns20.domaincontrol.com`
	SOA	`ns19.domaincontrol.com`dns@jomax.net 2026-09-22 #0

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1791556894

Same first word

contextengineeringos.com

DNS History

4 records (4 active, 0 former)

●NSns19.domaincontrol.com2026-08-19 → 2026-10-09 · 2 obs

● 2026-08-19 11:14:40
● 2026-10-09 15:11:12

●NSns20.domaincontrol.com2026-08-19 → 2026-10-09 · 2 obs

● 2026-08-19 11:14:40
● 2026-10-09 15:11:12

●A13.248.213.452026-09-23 → 2026-10-09 · 2 obs

● 2026-09-23 13:00:24
● 2026-10-09 15:11:12

●A76.223.67.1892026-09-23 → 2026-10-09 · 2 obs

● 2026-09-23 13:00:24
● 2026-10-09 15:11:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, a.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net...	-
contextengineeringos.com	ns19.domaincontrol.com, ns20.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.77.10

NS records: ns19.domaincontrol.com, ns20.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contextengineeringos.com (unsigned zone)

⏱️ Timing

Total: 824ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.67.189, 13.248.213.45`
NS	2	`ns19.domaincontrol.com, ns20.domaincontrol.com`
SOA	1	`ns19.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns19.domaincontrol.com, ns19.domaincontrol.com, ns20.domaincontrol.com...)

Analysis

IP Addresses

contextengineeringos.com points to the IP addresses 13.248.213.45 and 76.223.67.189

Name Servers

The NS records for contextengineeringos.com delegate to ns19.domaincontrol.com and ns20.domaincontrol.com.

contextengineeringos.com - robtex.com